From basic arithmetic to statistical analysis, our math calculators handle the full range of everyday quantitative problems with step-by-step formulas and worked examples.
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Percentage Calculator
Solve any percentage problem across four modes
→Fraction Calculator
Add, subtract, multiply, and divide fractions
→Average Calculator
Mean, median, mode, range, and sum
→Square Root Calculator
Square roots, cube roots, and nth roots
→Triangle Calculator
Area, perimeter, angles, and side lengths
→Area Calculator
Area and perimeter for five common shapes
→Random Number Generator
Generate unique random numbers in any range
→Standard Deviation Calculator
Population and sample standard deviation with variance
→Probability Calculator
Single and combined event probability
→Scientific Notation Calculator
Convert to and from scientific notation